On Monday, 2 December 2013 at 16:52:51 UTC, bearophile wrote: > Atila Neves: > >> How would that go in this case? > > An example usage: > > void main() { > int[float][string] aa; > aa["foo"][1.5] = 1; > } > > Bye, > bearophile Oh. That makes sense. Doh! I guess I was focussing on "key to AA of..." and that's why I wrote it that way.